Home / 113,679.97-170,533.13-37,785.30

Finding the Fourth Proportional to 113,679.97, 170,533.13 and 37,785.30

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Solution

The fourth proportional to 113,679.97, 170,533.13 and 37,785.30 is: 56,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,679.97 : 170,533.13 = 37,785.30 : x
  2. Step 2: Convert to fraction form
    113,679.97/170,533.13 = 37,785.30/x
  3. Step 3: Cross multiply
    113,679.97x = 170,533.13 × 37,785.30
  4. Step 4: Simplify right side
    113,679.97x = 6,443,644,435.40
  5. Step 5: Solve for x
    x = 6,443,644,435.40/113,679.97
  6. Step 6: Final answer
    x = 56,682.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.